sea rat

noun

"sea-rat" is a 6-letter English headword indexed on PlainSpell.

The verdict

“sea rat” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A fish, the chimaera.

Corpus desk

Index EN-sea-rat · sea rat · English

sea rat · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for sea rat
PropertyValue
Headwordsea rat
LanguageEnglish
Part of speechNoun
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sea rat” in English

sea ratranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

sea rat is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

No misspelling variants are generated for sea rat in our index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, which tends to mean the word is visually distinctive enough to stand on its own.

Our source data has no etymology on file for this entry, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is sea rat, spelled S-E-A- -R-A-T.

Definition

  1. 1
    A fish, the chimaera.
  2. 2
    A pirate.

Recorded use

Wiktionary example

These source excerpts show how sea rat appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. And you the Neptunes of the sea; you shall / No more be sea-rats.

Synonyms

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "sea rat"?
"sea rat" is spelled S-E-A- -R-A-T.
What does "sea rat" mean?
As a noun, "sea rat" means: A fish, the chimaera.
What language does "sea rat" come from?
"sea rat" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list